@import './drawPanel.scss';
@import './operationPanel.scss';
#main {
  display: flex;
  flex: 1;
  flex-direction: column;
  height: 100%;
  box-sizing: border-box;
  position: relative;
  color: white;
}

#main .placeholder {
  font-size: 24px;
  font-weight: bold;
  color: gray;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
